Remove publish ports section

[hellt]

port publishing was not working for a long time, until we find an alternative it makes no sense in keeping it

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 52.50%. Comparing base (3f31afd) to head (c1d6f07).
Report is 1 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2404      +/-   ##
==========================================
+ Coverage   51.97%   52.50%   +0.53%     
==========================================
  Files         172      168       -4     
  Lines       17394    16912     -482     
==========================================
- Hits         9040     8880     -160     
+ Misses       7412     7120     -292     
+ Partials      942      912      -30     

Files with missing lines	Coverage Δ
clab/config.go	68.09% <ø> (-0.07%)	⬇️
clab/register.go	100.00% <ø> (ø)
types/node_definition.go	95.00% <ø> (-0.11%)	⬇️
types/topology.go	69.54% <ø> (+0.85%)	⬆️
types/types.go	62.88% <ø> (ø)